Instead, views have to check their array buffer for whether
it's neutered or not.
BUG=v8:3996
R=hpayer@chromium.org,dslomov@chromium.org,verwaest@chromium.org
LOG=n
Review URL: https://codereview.chromium.org/1094863002
Cr-Commit-Position: refs/heads/master@{#27995}
Not just emptiness, but also a particular structure.
BUG=v8:4044
LOG=N
Review URL: https://codereview.chromium.org/1092043002
Cr-Commit-Position: refs/heads/master@{#27993}
Reason for revert:
[Sheriff] Breaks mac gc stress:
http://build.chromium.org/p/client.v8/builders/V8%20Mac%20GC%20Stress/builds/1024
Original issue's description:
> [strong] checking of this & super in constructors
>
> R=dslomov@chromium.org, marja@chromium.org
> BUG=v8:3956
> LOG=N
>
> Enforces for constructors that
> - the only use of 'super' is the super constructor call
> - the only use of 'this' is a property assignment
> - both of these must happen at the top-level of the body
> - 'this' may only be assigned after the 'super' call
> - 'return' may only be used after the last assignment to 'this'
>
> Not yet working for arrow functions (there might be deeper bugs with those).
>
> Committed: https://crrev.com/580d66bcda66220d2f3062ac58daf925436df74c
> Cr-Commit-Position: refs/heads/master@{#27977}
TBR=dslomov@chromium.org,marja@chromium.org,conradw@chromium.org,rossberg@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:3956
Review URL: https://codereview.chromium.org/1105453002
Cr-Commit-Position: refs/heads/master@{#27991}
R=dslomov@chromium.org, marja@chromium.org
BUG=v8:3956
LOG=N
Enforces for constructors that
- the only use of 'super' is the super constructor call
- the only use of 'this' is a property assignment
- both of these must happen at the top-level of the body
- 'this' may only be assigned after the 'super' call
- 'return' may only be used after the last assignment to 'this'
Not yet working for arrow functions (there might be deeper bugs with those).
Review URL: https://codereview.chromium.org/1024063002
Cr-Commit-Position: refs/heads/master@{#27977}
Reason for revert:
Breaks gbemu
Original issue's description:
> Reland "LayoutDescriptor should inherit from JSTypedArray"
>
> Original issue's description:
> > LayoutDescriptor should inherit from JSTypedArray
> >
> > It can't just inherit from a FixedTypedArray-like type, as we soon
> > assume that a FixedTypedArray-like type is always held by an
> > ArrayBufferView-like type
> >
> > BUG=v8:3996
> > R=ishell@chromium.org,verwaest@chromium.org
> > LOG=n
>
> BUG=v8:3996
> R=ishell@chromium.org,verwaest@chromium.org
> LOG=n
TBR=ishell@chromium.org,verwaest@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:3996
Review URL: https://codereview.chromium.org/1080403004
Cr-Commit-Position: refs/heads/master@{#27975}
This allows the JSIntrinsicLowering to optimize the cloning of literal
boilerplate objects using either the FastCloneShallowArrayStub or the
FastCloneShallowObjectStub when applicable.
R=mvstanton@chromium.org
Review URL: https://codereview.chromium.org/1097963002
Cr-Commit-Position: refs/heads/master@{#27974}
Original issue's description:
> LayoutDescriptor should inherit from JSTypedArray
>
> It can't just inherit from a FixedTypedArray-like type, as we soon
> assume that a FixedTypedArray-like type is always held by an
> ArrayBufferView-like type
>
> BUG=v8:3996
> R=ishell@chromium.org,verwaest@chromium.org
> LOG=n
BUG=v8:3996
R=ishell@chromium.org,verwaest@chromium.org
LOG=n
Review URL: https://codereview.chromium.org/1094333002
Cr-Commit-Position: refs/heads/master@{#27973}
Reason for revert:
breaks mjsunit on debug bots
Original issue's description:
> LayoutDescriptor should inherit from JSTypedArray
>
> It can't just inherit from a FixedTypedArray-like type, as we soon
> assume that a FixedTypedArray-like type is always held by an
> ArrayBufferView-like type
>
> BUG=v8:3996
> R=ishell@chromium.org,verwaest@chromium.org
> LOG=n
TBR=ishell@chromium.org,verwaest@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:3996
Review URL: https://codereview.chromium.org/1073053006
Cr-Commit-Position: refs/heads/master@{#27968}
It can't just inherit from a FixedTypedArray-like type, as we soon
assume that a FixedTypedArray-like type is always held by an
ArrayBufferView-like type
BUG=v8:3996
R=ishell@chromium.org,verwaest@chromium.org
LOG=n
Review URL: https://codereview.chromium.org/1084793004
Cr-Commit-Position: refs/heads/master@{#27964}
These tests are based on individual tests from the Emscripten benchmark
suite, which are used to test Emscripten itself. We adopt them to test
asm.js code paths in V8.
TBR=machenbach@chromium.org
Review URL: https://codereview.chromium.org/1101493002
Cr-Commit-Position: refs/heads/master@{#27962}
Also extract non-templated parts of HashTable class into HashTableBase.
Review URL: https://codereview.chromium.org/1095273002
Cr-Commit-Position: refs/heads/master@{#27959}
If a scavenge is triggered during the GC (via a weak callback or the GC
prologue/epilogue), and another mark-compact is triggered (via the same
unfortunate code path), we end up doing some incremental steps.
BUG=v8:4048
R=dcarney@chromium.org,hpayer@chromium.org
LOG=n
Review URL: https://codereview.chromium.org/1096693011
Cr-Commit-Position: refs/heads/master@{#27956}
